Skip to main content

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99
Model:
English
Spindle:
Square Taper
Please select options

Details

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.

- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included

Part Numbers

Option UPC MPN Store SKU
107mm / English / Square Taper / 68mm 689228778801 EBBUN55B07 BBS23134852M
107mm / English / Square Taper / 70mm 689228778788 EBBUN55I07 SHI50366012T
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 BBS23503293M
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 BBS23940807M
110mm / English / Square Taper / 70mm 689228778771 EBBUN55I10 SHI50268223T
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 BBS2371886M
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 BBS23384963M
113mm / English / Square Taper / 70mm 689228778856 EBBUN55I13 SHI50421316T
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 BBS23112845M
115mm / English / Square Taper / 70mm 689228778818 EBBUN55I15 SHI50884616T
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 BBS23968771M
118mm / English / Square Taper / 70mm 689228778849 EBBUN55I18 SHI50142325T

Reviews